CN106194157B - Giant magnetostrictive drilling variable-mode measuring probe and measuring method - Google Patents
Giant magnetostrictive drilling variable-mode measuring probe and measuring method Download PDFInfo
- Publication number
- CN106194157B CN106194157B CN201610768213.8A CN201610768213A CN106194157B CN 106194157 B CN106194157 B CN 106194157B CN 201610768213 A CN201610768213 A CN 201610768213A CN 106194157 B CN106194157 B CN 106194157B
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- giant magnetostrictive
- probe
- shell
- motors
- bearing plate
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- 239000000523 sample Substances 0.000 title claims abstract description 31
- 238000005553 drilling Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000002184 metal Substances 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 20
- 239000011435 rock Substances 0.000 claims abstract description 14
- 238000012360 testing method Methods 0.000 claims abstract description 12
- 238000005259 measurement Methods 0.000 claims abstract description 7
- 230000005284 excitation Effects 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a giant magnetostrictive drilling variable-modulus measuring probe and a measuring method, the probe comprises a shell, a transverse giant magnetostrictive rod is arranged in the middle of the shell, an exciting coil wraps the outer wall of the giant magnetostrictive rod, metal seats are arranged at two ends of the giant magnetostrictive rod, a transmission gear is arranged at one end, close to the giant magnetostrictive rod, of each metal seat, the probe also comprises two motors, the motors are respectively arranged at the upper side and the lower side of the exciting coil, the output ends of the motors are transmission shafts, the tail ends of the transmission shafts are fixedly connected with driving gears meshed with the transmission gears, a telescopic bearing plate is arranged at the outer end of each metal seat, the bearing plates are in threaded connection with the metal seats, pressure sensors are arranged in the middle of the outer ends of the bearing plates, wires are arranged in the shell, and the wires are sequentially connected with the two motors, the two pressure sensors and the exciting coil. The invention has the advantages of convenient operation, high measurement efficiency, accurate data and the like, and can be widely applied to rock mass field test and detection test work.
Description
Technical Field
The invention relates to the technical field of engineering exploration, in particular to a giant magnetostrictive drilling variable-mode measuring probe and a measuring method.
Background
In the investigation test, geological drilling is often used for testing the deformation modulus and the elastic modulus of rock masses at different depth positions of a drill hole, the common method is a drilling elastic modulus instrument method, the drilling elastic modulus instrument is used for installing a miniature hydraulic jack on a probe, two ends of a stress shaft of the jack are connected with a pair of semicircular pressure bearing plates, corresponding displacement meters are installed, a group of pressure is applied through a ground pressure oil pump, corresponding displacement values are read simultaneously, the deformation modulus and the elastic modulus of the rock masses are calculated through corresponding elastic deformation formulas, and the measuring method has the following defects: the oil jack is large in size, an oil pipe is required to be connected with a probe in a hole, a plurality of field testing devices are needed, procedures are complicated, and the drilling holes are mostly small-aperture exploration holes, so that the pressure of miniature Qiajin top pressure is difficult to exceed 30MPa, and hard rock cannot be tested.
Disclosure of Invention
The invention aims to provide a giant magnetostrictive drilling variable-modulus measuring probe and a measuring method, and aims to solve the problems that an oil jack is large in size, multiple in testing field equipment, complex in procedure, incapable of testing hard rock and the like when the deformation modulus and the elastic modulus of rock masses at different depths are tested aiming at geological drilling.
The invention is realized by the following technical scheme:
the utility model provides a giant magnetostrictive drilling becomes mould measuring probe, includes the shell, and the shell mid-mounting has horizontal giant magnetostrictive rod, and giant magnetostrictive rod outer wall parcel has excitation coil, and the metal base is all installed at giant magnetostrictive rod both ends, and drive gear is all installed to the one end that the metal base is close to giant magnetostrictive rod, still includes two motors, and the motor is installed both sides about excitation coil respectively, and the motor output is the transmission shaft, the terminal rigid coupling of transmission shaft have with drive gear engaged with drive gear, the metal base outer end is provided with the telescopic bearing plate, and the bearing plate passes through threaded connection with the metal base, and bearing plate outer end mid-mounting has pressure sensor, installs the wire in the shell, and the wire links to each other with two motors, two pressure sensor and excitation coil in proper order.
The longitudinal section of the shell is oval, the diameter of the cross section is 50mm, and the height of the longitudinal section is 200-300mm.
The shell is also filled with a filling body.
The measuring method adopting the giant magnetostrictive drilling variable-mode measuring probe comprises the following steps:
(a) Arranging a to-be-detected drill hole at the bottom end to be detected, and placing a probe at the test depth position of the to-be-detected drill hole;
(b) The lead at the top of the probe is connected with a measurement controller arranged on the ground after bypassing a pulley arranged at the opening of the probe;
(c) Starting a motor, driving a driving shaft and a driving gear to rotate by the motor, driving the driving gear to drive a transmission gear meshed with the driving gear to rotate so as to drive a metal seat to rotate, gradually extending and expanding towards two sides by a bearing plate sleeved at the end part of the metal seat through threads along with the rotation of the metal seat until the inner wall of a drill hole to be detected is stabilized and stopping the motor;
(d) Designing a set of current intensities related to the rock type according to the rock type;
(e) Respectively sending designed currents to the exciting coils on a measurement control machine, keeping each exciting current for tens of seconds, and simultaneously recording the numerical value of the pressure sensor under the exciting current by a measuring instrument;
(f) And calling the group of displacement and pressure values into a calculation program to obtain the variable modulus value of the point.
The invention has the beneficial effects that:
compared with the prior art, the giant magnetostrictive drilling variable modulus measuring probe and the measuring method provided by the invention can be used for measuring the deformation modulus or the elastic modulus of a rock mass in a drilling hole, effectively overcome the defects of the traditional miniature oil pressure kilojack modulus instrument, have the advantages of convenience in operation, high measuring efficiency, accurate data and the like, and can be widely applied to the field test and the detection test of the rock mass.
Drawings
FIG. 1 is a block diagram of the present invention;
FIG. 2 is a diagram of the present invention in an extended state;
FIG. 3 is a state diagram of the use of the present invention;
in the figure: the device comprises a motor 1, a driving gear 2, a transmission gear 3, a bearing plate 4, an exciting coil 5, a giant magnetostrictive rod 6, a pressure sensor 7, a metal seat 8, a lead wire 9, a filling body 10, a transmission shaft 11, a shell 12, a drill hole to be measured 13, a pulley 14 and a controller 15.
Detailed Description
The technical solution of the present invention is further explained with reference to the accompanying drawings, but the claimed protection scope is not limited thereto;
as shown in figure 1, the giant magnetostrictive drilling variable-modulus measuring probe provided by the invention comprises a shell 12, a transverse giant magnetostrictive rod 6 is arranged in the middle of the shell 12, an excitation coil 5 wraps the outer wall of the giant magnetostrictive rod 6, metal bases 8 are arranged at two ends of the giant magnetostrictive rod 6, a transmission gear 3 is arranged at one end, close to the giant magnetostrictive rod 6, of each metal base 8, the two motors 1 are respectively arranged at the upper side and the lower side of the excitation coil 5, the output end of each motor 1 is a transmission shaft 11, a driving gear 2 meshed with the transmission gear 3 is fixedly connected to the tail end of the transmission shaft 11, a telescopic bearing plate 4 is arranged at the outer end of each metal base 8, the bearing plate 4 is connected with the metal bases 8 through threads, a pressure sensor 7 is arranged in the middle of the outer end of each bearing plate 4, a lead 9 is arranged in the shell 12, and the lead 9 is sequentially connected with the two motors 1, the two pressure sensors 7 and the excitation coil 5.
The longitudinal section of the shell 12 is oval, the diameter of the cross section is 50mm, and the height of the longitudinal section is 200-300mm.
The filling body 10 is filled in the shell 12.
The measuring method adopting the giant magnetostrictive drilling variable-mode measuring probe comprises the following steps:
(a) Arranging a to-be-detected drill hole 13 at the bottom end to be detected, and lowering the probe to the test depth position of the to-be-detected drill hole 13;
(b) The lead 9 at the top of the probe is connected with a measurement control machine 15 arranged on the ground after passing around a pulley 14 arranged at the opening of the probe, as shown in figure 3;
(c) Starting the motor 1, driving the driving shaft 11 and the driving gear 2 to rotate by the motor 1, driving the driving gear 2 to drive the transmission gear 3 meshed with the driving gear to rotate so as to drive the metal seat 8 to rotate, gradually extending and expanding towards two sides by the bearing plate 4 sleeved at the end part of the metal seat 8 through threads along with the rotation of the metal seat until the inner wall of the to-be-tested drill hole 13 is reached until the probe is stable in a state shown in figure 2, and closing the motor 1;
(d) Designing a set of current intensities related to the rock type according to the rock type;
(e) Sending designed currents to the exciting coils 5 respectively on the measurement control machine 15, keeping each exciting current for tens of seconds, and simultaneously recording the value of the pressure sensor 7 under the exciting current by the measuring instrument;
(f) And calling the group of displacement and pressure values into a calculation program to obtain the variable modulus value of the point.
Claims (3)
1. The utility model provides a giant magnetostrictive drilling becomes mould measuring probe which characterized in that: the device comprises a shell (12), wherein a transverse giant magnetostrictive rod (6) is arranged in the middle of the shell (12), an excitation coil (5) is wrapped on the outer wall of the giant magnetostrictive rod (6), metal seats (8) are arranged at two ends of the giant magnetostrictive rod (6), a transmission gear (3) is arranged at one end, close to the giant magnetostrictive rod (6), of each metal seat (8), the two motors (1) are respectively arranged on the upper side and the lower side of the excitation coil (5), the output ends of the motors (1) are transmission shafts (11), the tail ends of the transmission shafts (11) are fixedly connected with driving gears (2) meshed with the transmission gears (3), a telescopic bearing plate (4) is arranged at the outer end of each metal seat (8), the bearing plate (4) is connected with the metal seats (8) through threads, a pressure sensor (7) is arranged in the middle of the outer end of each bearing plate (4), a lead (9) is arranged in the shell (12), and the lead (9) is sequentially connected with the two motors (1), the two pressure sensors (7) and the excitation coil (5);
the measuring method of the giant magnetostrictive drilling variable-mode measuring probe comprises the following steps of: (a) A to-be-detected drill hole (13) is formed in the bottom end to be detected, and the probe is lowered to the test depth position of the to-be-detected drill hole (13); (b) A lead (9) at the top of the probe is connected with a measurement control machine (15) arranged on the ground after bypassing a pulley (14) arranged at the opening of the probe; (c) Starting a motor (1), driving a transmission shaft (11) and a driving gear (2) to rotate by the motor (1), driving the driving gear (2) to drive a transmission gear (3) meshed with the driving gear to rotate so as to drive a metal seat (8) to rotate, gradually extending a bearing plate (4) sleeved at the end part of the metal seat (8) through threads along with the rotation of the metal seat, expanding the bearing plate to two sides until the inner wall of a drill hole (13) to be detected is reached and a probe is stabilized, and closing the motor (1); (d) Designing a set of current intensities related to the rock type according to the rock type; (e) Sending designed currents to the exciting coils (5) on the measurement control machine (15), keeping each exciting current for tens of seconds, and recording the value of the pressure sensor (7) under the exciting current by the measuring instrument; (f) And (3) gradually extending the telescopic bearing plate (4) after the motor is started, expanding the displacement and pressure values generated by the expansion to two sides, and calling a calculation program to obtain the variable modulus value of the position of the giant magnetostrictive drilling variable modulus measuring probe in the drill hole (13) to be measured after the probe is stabilized.
2. The giant magnetostrictive drilling variable-mode measuring probe according to claim 1, characterized in that: the longitudinal section of the shell (12) is oval, the diameter of the cross section is 50mm, and the height of the longitudinal section is 200-300mm.
3. The giant magnetostrictive drilling variable-mode measuring probe according to claim 1, characterized in that: the shell (12) is also filled with a filling body (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610768213.8A CN106194157B (en) | 2016-08-30 | 2016-08-30 | Giant magnetostrictive drilling variable-mode measuring probe and measuring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610768213.8A CN106194157B (en) | 2016-08-30 | 2016-08-30 | Giant magnetostrictive drilling variable-mode measuring probe and measuring method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106194157A CN106194157A (en) | 2016-12-07 |
| CN106194157B true CN106194157B (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610768213.8A Active CN106194157B (en) | 2016-08-30 | 2016-08-30 | Giant magnetostrictive drilling variable-mode measuring probe and measuring method |
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| Country | Link |
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| CN (1) | CN106194157B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106500568B (en) * | 2016-12-16 | 2023-01-17 | 苏州美瑞时科技有限公司 | Adjustable height gauge measuring head |
| CN109518739B (en) * | 2019-01-22 | 2024-02-02 | 东华理工大学 | Sediment thickness detector |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7270196B2 (en) * | 2005-11-21 | 2007-09-18 | Hall David R | Drill bit assembly |
| CN101539015B (en) * | 2009-04-16 | 2012-09-05 | 西安石油大学 | Underground wireless pressure transmission transmitter |
| CN201334905Y (en) * | 2009-04-16 | 2009-10-28 | 西安石油大学 | Underground wireless pressure transmission transmitter |
| CN102128026B (en) * | 2011-04-06 | 2013-04-17 | 北京六合伟业科技股份有限公司 | Formation pressure measuring device while drilling |
| CN102182445B (en) * | 2011-04-28 | 2014-10-22 | 陕西华晨石油科技有限公司 | Single-well remote metering measurement and control method and device |
| CN205955721U (en) * | 2016-08-30 | 2017-02-15 | 中国电建集团贵阳勘测设计研究院有限公司 | Giant magnetostrictive drilling becomes mould accuracy of measurement |
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2016
- 2016-08-30 CN CN201610768213.8A patent/CN106194157B/en active Active
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| CN106194157A (en) | 2016-12-07 |
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